12 LED 4″ Round Light Kit (Stop, Turn & Tail) – Red LED / Red Lens
Product Overview
Upgrade or replace your rear lighting with confidence using the 12 LED 4″ Round Light Kit – Red LED with Red Lens, a complete S/T/T solution designed for performance and durability. This kit includes everything you need for installation: the 12 LED red stop/turn/tail light, a rubber grommet for mounting, and a 3-pin plug for wiring. The red polycarbonate lens is sonically sealed to the housing to keep moisture out, and the high-output LEDs deliver bright, DOT-compliant illumination. Engineered for 12V systems, this kit is ideal for trailers, trucks, and utility vehicles seeking long-lasting, reliable rear lighting.
Key Features & Benefits
Complete Kit – Ready to Install
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Includes light, grommet (Item #31515), and plug (Item #34212) for a full setup
3-in-1 Functionality (S/T/T)
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Red LEDs function as stop, turn, and tail light
12 High-Output Red LEDs
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Delivers strong, consistent lighting for safety and compliance
Red Polycarbonate Lens
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Durable, shatter-resistant lens with built-in color match to LEDs
Sonic-Sealed Construction
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Sealed lens and housing prevent water intrusion and extend service life
3-Contact Female Terminal
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Standard connector for easy plug-in with included wiring plug
DOT/SAE Compliant
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Meets FMVSS 108 standards for street-legal performance
10-Year Warranty
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Backed by industry-leading coverage for peace of mind
Expanded Benefit Section
The 12 LED 4″ Round S/T/T Light Kit simplifies rear lighting installation by providing all the necessary components in one package. With its red-on-red configuration, this light delivers uniform brightness and a clean factory appearance. The sonic-sealed housing guards against dust and moisture, ensuring reliable performance mile after mile. Whether you’re outfitting a new trailer or replacing an old fixture, this kit is a go-to solution for fleet managers, upfitters, and DIYers alike. Save time sourcing parts and enjoy worry-free lighting with a long-lasting, warranty-backed system.
Vehicle Compatibility
Compatible with most 12V DC systems, including:
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Semi trucks and trailers
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Utility, service, and delivery vehicles
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Agricultural and commercial equipment
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Custom builds and fleet applications
Technical Specifications
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Item Number: 38112BRK
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Light Type: Round Stop/Turn/Tail LED Light Kit
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Functionality: S/T/T
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LED Count: 12 Red LEDs
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Lens Color: Red
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LED Color: Red
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Voltage: 12V DC
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Connector: 3-Contact Female Terminal
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Included Components:
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1x 12 LED 4″ Round S/T/T Light
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1x Rubber Grommet (Item #31515)
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1x 3-Pin Male Plug (Item #34212)
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Lens Material: Polycarbonate
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Seal Type: Sonic Sealing
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Compliance: DOT/SAE, FMVSS 108
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Warranty: 10-Year Limited Warranty
What’s Included
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1x 12 LED 4″ Round Light – Red LED / Red Lens
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1x Rubber Mounting Grommet (#31515)
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1x 3-Pin Male Plug (#34212)
Warranty
10-Year Warranty – Manufacturer-backed protection ensures reliability and performance for the long haul.
All-in-One Convenience. Long-Term Performance.
Get the complete solution for dependable stop, turn, and tail lighting with the 12 LED 4″ Round Light Kit. With included mounting and wiring hardware, DOT-compliant output, and a 10-year warranty, it’s the ideal choice for professionals and DIYers alike. Order today and light the road with confidence.
